4535240 has 16 divisors (see below), whose sum is σ = 10204380. Its totient is φ = 1814080.

The previous prime is 4535239. The next prime is 4535249. The reversal of 4535240 is 425354.

It can be written as a sum of positive squares in 2 ways, for example, as 4318084 + 217156 = 2078^2 + 466^2 .

It is not an unprimeable number, because it can be changed into a prime (4535249) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56651 + ... + 56730.

Almost surely, 2^4535240 is an apocalyptic number.

4535240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4535240 is an abundant number, since it is smaller than the sum of its proper divisors (5669140).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4535240 is a wasteful number, since it uses less digits than its factorization.

4535240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113392 (or 113388 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 23.

The square root of 4535240 is about 2129.6102929879. The cubic root of 4535240 is about 165.5262049943.

The spelling of 4535240 in words is "four million, five hundred thirty-five thousand, two hundred forty".